Question

ALL IDENTITIES-POLYNOMIALS CH-2., EX-2.5 Class 9TH

Answer 1

Answer:

hope it helps

plz mark as brainliest

Answer 2

1)(a+b)^=a^+2ab+b^

2)(a-b)^=a^-2ab+b^

3)(a^-b^)=(a+b)(a-b)

4)(x+a)(x+b)=x^+(a+b)x+ab